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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 2:12 am CST Jan 18, 2026 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday M.L.King Day Tuesday Wednesday Thursday Friday Saturday
Mostly Cloudy on Overnight 30% chance of snow on Sunday Sunny on M.L.King Day Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday Mostly Cloudy on Friday 20% chance of snow on Saturday
Low: 8 °F High: 24°F High: 13°F High: 29°F High: 34°F High: 28°F High: 34°F High: 18°F
Low: 2 °F Low: 6 °F Low: 20°F Low: 15°F Low: 20°F Low: 11°F  
Mostly Cloudy Snow Sunny Mostly Sunny Partly Sunny Mostly Sunny Mostly Cloudy Snow
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Current Conditions at
GALESBURG - (KGBG)
10°
Feels like -7°F
Cloudy
as of 1:55 AM CST
Rel. Humidity: 84%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 25 MPH
260° West
Cloud Level(s): Solid Overcast at 1900ft
Current Conditions at
PEORIA - (KPIA)
10°
Feels like -3°F
Cloudy
as of 1:54 AM CST
Rel. Humidity: 72%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
10 MPH
280° West
Cloud Level(s): Broken at 2300ft, Solid Overcast at 10000ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
12°
Feels like -5°F
Cloudy
as of 1:55 AM CST
Rel. Humidity: 72%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: MVFR
Wind Data
20 MPH
270° West
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
10°
Feels like -3°F
Cloudy
as of 1:55 AM CST
Rel. Humidity: 66%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
10 MPH
270° West
Cloud Level(s): Scattered at 2300ft, Solid Overcast at 10000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 8. Wind chill values between -5 and zero. West wind 8 to 11 mph, with gusts as high as 21 mph.
30% chance of snow Sunday Sunday... A chance of flurries between noon and 3pm, then a chance of snow after 3pm. Mostly cloudy, with a high near 24. Wind chill values between -4 and 6. South southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
30% chance of snow Sunday Night Sunday Night... A chance of snow before 8pm, then a chance of flurries between 8pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 2. Wind chill values between -8 and -18. Blustery, with a west northwest wind 10 to 15 mph increasing to 18 to 23 mph in the evening. Winds could gust as high as 38 mph. Chance of precipitation is 30%.
Sunny on M.L.King Day M.L.King Day... Sunny, with a high near 13. Wind chill values between -9 and -19. Blustery, with a west northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 34 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 6. Southwest wind 3 to 6 mph. Winds could gust as high as 16 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 29. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 20. South wind 7 to 10 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 34.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 15.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 28.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 20.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 34.
20% chance of snow Friday Night Friday Night... A chance of snow. Mostly cloudy, with a low around 11.
20% chance of snow Saturday Saturday... A chance of snow. Partly sunny, with a high near 18.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:21 AM
Sunset: 5:01 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:31 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 6:04 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:37 PM
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